223000000 has 98 divisors (see below), whose sum is σ = 555617888. Its totient is φ = 88800000.

The previous prime is 222999989. The next prime is 223000013. The reversal of 223000000 is 322.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 999889 + ... + 1000111.

Almost surely, 2^223000000 is an apocalyptic number.

223000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277808944).

223000000 is an abundant number, since it is smaller than the sum of its proper divisors (332617888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223000000 is an frugal number, since it uses more digits than its factorization.

223000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 223000000 is about 14933.1845230681. The cubic root of 223000000 is about 606.4126994507.

Adding to 223000000 its reverse (322), we get a palindrome (223000322).

The spelling of 223000000 in words is "two hundred twenty-three million", and thus it is an aban number.